netdev - [PATCH 05/23] target: use bvec_set

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Message-Id: <20230130092157.1759539-6-hch@lst.de>
Date:   Mon, 30 Jan 2023 10:21:39 +0100
From:   Christoph Hellwig <hch@....de>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Ilya Dryomov <idryomov@...il.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Minchan Kim <minchan@...nel.org>,
        Sergey Senozhatsky <senozhatsky@...omium.org>,
        Keith Busch <kbusch@...nel.org>,
        Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        David Howells <dhowells@...hat.com>,
        Marc Dionne <marc.dionne@...istor.com>,
        Xiubo Li <xiubli@...hat.com>, Steve French <sfrench@...ba.org>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna@...nel.org>,
        Mike Marshall <hubcap@...ibond.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Chuck Lever <chuck.lever@...cle.com>,
        linux-block@...r.kernel.org, ceph-devel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
        target-devel@...r.kernel.org, kvm@...r.kernel.org,
        netdev@...r.kernel.org, linux-afs@...ts.infradead.org,
        linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
        linux-fsdevel@...r.kernel.org, linux-nfs@...r.kernel.org,
        devel@...ts.orangefs.org, io-uring@...r.kernel.org,
        linux-mm@...ck.org
Subject: [PATCH 05/23] target: use bvec_set_page to initialize bvecs

Use the bvec_set_page helper to initialize bvecs.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 drivers/target/target_core_file.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index fd584111da45c0..ce0e000b74fc39 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -281,10 +281,8 @@ fd_execute_rw_aio(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
 		return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
 
 	for_each_sg(sgl, sg, sgl_nents, i) {
-		aio_cmd->bvecs[i].bv_page = sg_page(sg);
-		aio_cmd->bvecs[i].bv_len = sg->length;
-		aio_cmd->bvecs[i].bv_offset = sg->offset;
-
+		bvec_set_page(&aio_cmd->bvecs[i], sg_page(sg), sg->length,
+			      sg->offset);
 		len += sg->length;
 	}
 
@@ -329,10 +327,7 @@ static int fd_do_rw(struct se_cmd *cmd, struct file *fd,
 	}
 
 	for_each_sg(sgl, sg, sgl_nents, i) {
-		bvec[i].bv_page = sg_page(sg);
-		bvec[i].bv_len = sg->length;
-		bvec[i].bv_offset = sg->offset;
-
+		bvec_set_page(&bvec[i], sg_page(sg), sg->length, sg->offset);
 		len += sg->length;
 	}
 
@@ -465,10 +460,9 @@ fd_execute_write_same(struct se_cmd *cmd)
 		return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
 
 	for (i = 0; i < nolb; i++) {
-		bvec[i].bv_page = sg_page(&cmd->t_data_sg[0]);
-		bvec[i].bv_len = cmd->t_data_sg[0].length;
-		bvec[i].bv_offset = cmd->t_data_sg[0].offset;
-
+		bvec_set_page(&bvec[i], sg_page(&cmd->t_data_sg[0]),
+			      cmd->t_data_sg[0].length,
+			      cmd->t_data_sg[0].offset);
 		len += se_dev->dev_attrib.block_size;
 	}
 
-- 
2.39.0